Old Zhang's AI Learning

Feb 14, 2026 · Artificial Intelligence

Translate Full PDFs While Preserving Layout Using LLMs – Core Code Included

This article presents a two‑stage, cache‑enabled pipeline that extracts text blocks from a PDF with PyMuPDF, translates them via a large‑language‑model API, and re‑renders each page as an image with Chinese text overlaid to keep the original layout, along with full Python code and usage instructions.